Question: A pitcher throws a fastball horizontally at a speed of

A pitcher throws a fastball horizontally at a speed of 140 km/h toward home plate, 18.4 m away.
(a) If the batter’s combined reaction and swing times total 0.350 s, how long can the batter watch the ball after it has left the pitcher’s hand before swinging?
(b) In traveling to the plate, how far does the ball drop from its original horizontal line?